A human disco ball couture dresses and celebrity DJs Inside

A human disco ball, couture dresses and celebrity DJs: Inside ModelCo makeup queen Shelley Sullivan at her wild, frugal 50th birthday party in Sydney

A human disco ball, couture dresses and celebrity DJs: Inside ModelCo makeup queen Shelley Sullivan at her wild, frugal 50th birthday party in Sydney

Shelley Sullivan has turned 50 in style.

The CEO and founder of make-up mega-brand ModelCo celebrated with a no-spense party in Sydney this weekend.

A number of celebrity guests attended the party, which was held at their Bellevue Hill mansion on Saturday.

Model Erika Heynatz and her husband Andrew Kingston were in attendance, as were Kate Waterhouse and partner Luke Ricketson, and TV star Sally Obermeder.

Tim Holmes a Court and Andrew Stanway were also present at the shindig.

Shelley Sullivan has turned 50 in style.  Pictured with TV star Sally Obermeder

Shelley Sullivan has turned 50 in style. Pictured with TV star Sally Obermeder

The CEO and founder of make-up mega-brand ModelCo celebrated with a no-spense party in Sydney this weekend.  Model Erika Heynatz (centre) was there

The CEO and founder of make-up mega-brand ModelCo celebrated with a no-spense party in Sydney this weekend. Model Erika Heynatz (centre) was there

A number of celebrity guests attended the party, which was held at their Bellevue Hill mansion on Saturday

A number of celebrity guests attended the party, which was held at their Bellevue Hill mansion on Saturday

Shelley stunned in an array of incredible outfits designed by Jonathan Ward and undertook several costume changes.

A gorgeous look featured a flowy black satin ball gown that was off the shoulder and flared out to a dramatic skirt.

There was no shortage of entertainment from performance artists The Huxleys and an extravagant burlesque performance in a large martini glass.

DJs Julian Tobias, Mitch Wick, Richard Penny and singer Nat Conway were also there.

Sally posed with a friend in front of the spacious staircase with the reception desk

Sally posed with a friend in front of the spacious staircase with the reception desk

Upon arrival, guests were offered champagne

Upon arrival, guests were offered champagne

Erika Heynatz and her husband Andrew Kingston had a great time.  Both pictured

Erika Heynatz and her husband Andrew Kingston had a great time. Both pictured

There was no shortage of entertainment from performance artists The Huxleys

There was no shortage of entertainment from performance artists The Huxleys

Shelley stunned in an array of incredible outfits designed by Jonathan Ward and undertook several costume changes

Shelley stunned in an array of incredible outfits designed by Jonathan Ward and undertook several costume changes

DJs Julian Tobias, Mitch Wick, Richard Penny and singer Nat Conway were also there

DJs Julian Tobias, Mitch Wick, Richard Penny and singer Nat Conway were also there

Caviar on ice was one of the backyard snacks

Caviar on ice was one of the backyard snacks

In addition to the DJs, there was also an extravagant burlesque performance

In addition to the DJs, there was also an extravagant burlesque performance

The beauty entrepreneur from Sydney, Australia launched her brand’s iconic Tan Airbrush In a Can over 20 years ago and it’s still selling a bottle every 36 seconds worldwide.

ModelCo has overtaken old beauty brands like L’Oreal, Maybelline and Rimmel in the Australian market.

Personalities such as Kendall Jenner, Hailey Baldwin, Rosie Huntington-Whiteley and Elyse Knowles have represented the internationally renowned line.

She is credited with introducing the world to the first heated eyelash curlers.

The beauty entrepreneur from Sydney, Australia launched her brand's iconic Tan Airbrush In a Can over 20 years ago and it's still selling a bottle every 36 seconds worldwide

The beauty entrepreneur from Sydney, Australia launched her brand’s iconic Tan Airbrush In a Can over 20 years ago and it’s still selling a bottle every 36 seconds worldwide